diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 6314980..152c106 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -17,7 +17,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
         go: ['1.15', '1.16', '1.17', '1.18']
-        tags: ['', 'viper_yaml3', 'viper_toml2']
+        tags: ['', 'viper_yaml2', 'viper_toml2']
     env:
       GOFLAGS: -mod=readonly
 
diff --git a/internal/encoding/yaml/yaml2.go b/internal/encoding/yaml/yaml2.go
index ca29b84..4c398c2 100644
--- a/internal/encoding/yaml/yaml2.go
+++ b/internal/encoding/yaml/yaml2.go
@@ -1,5 +1,5 @@
-//go:build !viper_yaml3
-// +build !viper_yaml3
+//go:build viper_yaml2
+// +build viper_yaml2
 
 package yaml
 
diff --git a/internal/encoding/yaml/yaml2_test.go b/internal/encoding/yaml/yaml2_test.go
index e39d429..8b4fdd2 100644
--- a/internal/encoding/yaml/yaml2_test.go
+++ b/internal/encoding/yaml/yaml2_test.go
@@ -1,5 +1,5 @@
-//go:build !viper_yaml3
-// +build !viper_yaml3
+//go:build viper_yaml2
+// +build viper_yaml2
 
 package yaml
 
diff --git a/internal/encoding/yaml/yaml3.go b/internal/encoding/yaml/yaml3.go
index 96b8957..3a4775c 100644
--- a/internal/encoding/yaml/yaml3.go
+++ b/internal/encoding/yaml/yaml3.go
@@ -1,5 +1,5 @@
-//go:build viper_yaml3
-// +build viper_yaml3
+//go:build !viper_yaml2
+// +build !viper_yaml2
 
 package yaml
 
diff --git a/internal/encoding/yaml/yaml3_test.go b/internal/encoding/yaml/yaml3_test.go
index 6beb263..e6a86c2 100644
--- a/internal/encoding/yaml/yaml3_test.go
+++ b/internal/encoding/yaml/yaml3_test.go
@@ -1,5 +1,5 @@
-//go:build viper_yaml3
-// +build viper_yaml3
+//go:build !viper_yaml2
+// +build !viper_yaml2
 
 package yaml
 
diff --git a/viper_yaml2_test.go b/viper_yaml2_test.go
index 5a8a51e..fa12a74 100644
--- a/viper_yaml2_test.go
+++ b/viper_yaml2_test.go
@@ -1,5 +1,5 @@
-//go:build !viper_yaml3
-// +build !viper_yaml3
+//go:build viper_yaml2
+// +build viper_yaml2
 
 package viper
 
diff --git a/viper_yaml3_test.go b/viper_yaml3_test.go
index c397865..ba2d8d7 100644
--- a/viper_yaml3_test.go
+++ b/viper_yaml3_test.go
@@ -1,5 +1,5 @@
-//go:build viper_yaml3
-// +build viper_yaml3
+//go:build !viper_yaml2
+// +build !viper_yaml2
 
 package viper